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--- dyld/dyld-852/dyld3/libdyldEntryVector.cpp
+++ /dev/null
@@ -1,216 +0,0 @@
-/*
- * Copyright (c) 2017 Apple Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-
-#include <stdarg.h>
-#include <mach-o/dyld_priv.h>
-#include <mach-o/dyld_images.h>
-
-#include "libdyldEntryVector.h"
-#include "AllImages.h"
-#include "Array.h"
-#include "Loading.h"
-#include "Logging.h"
-#include "PathOverrides.h"
-#include "StartGlue.h"
-#include "dyld_process_info_internal.h"
-
-extern "C" char start;
-
-VIS_HIDDEN const char** appleParams;
-
-extern void* __ptrauth_dyld_address_auth gUseDyld3;
-extern bool gEnableSharedCacheDataConst;
-
-namespace dyld3 {
-
-
-AllImages::ProgramVars sVars;
-static void (*sChildForkFunction)();
-
-static const char* leafName(const char* argv0)
-{
- if ( argv0 == nullptr )
- return "";
-
- if ( const char* lastSlash = strrchr(argv0, '/') )
- return lastSlash+1;
- else
- return argv0;
-}
-
-static void entry_setVars(const mach_header* mainMH, int argc, const char* argv[], const char* envp[], const char* apple[],
- bool keysOff, bool platformBinariesOnly, bool enableSharedCacheDataConst)
-{
- NXArgc = argc;
- NXArgv = argv;
- environ = (char**)envp;
- appleParams = apple;
- __progname = leafName(argv[0]);
-
- sVars.mh = mainMH;
- sVars.NXArgcPtr = &NXArgc;
- sVars.NXArgvPtr = &NXArgv;
- sVars.environPtr = (const char***)&environ;
- sVars.__prognamePtr = &__progname;
- gAllImages.setProgramVars(&sVars, keysOff, platformBinariesOnly);
-
- gUseDyld3 = (void*)1;
-
- setLoggingFromEnvs(envp);
-
- gEnableSharedCacheDataConst = enableSharedCacheDataConst;
-}
-
-static void entry_setHaltFunction(void (*func)(const char* message) __attribute__((noreturn)) )
-{
- setHaltFunction(func);
-}
-
-static void entry_setLogFunction(void (*logFunction)(const char* format, va_list list))
-{
- setLoggingFunction(logFunction);
-}
-
-static void entry_setOldAllImageInfo(dyld_all_image_infos* old)
-{
- gAllImages.setOldAllImageInfo(old);
-}
-
-static void entry_setNotifyMonitoringDyldMain(void (*notifyMonitoringDyldMain)()) {
-#if !TARGET_OS_DRIVERKIT
- setNotifyMonitoringDyldMain(notifyMonitoringDyldMain);
-#endif
-}
-
-static void entry_setNotifyMonitoringDyld(void (*notifyMonitoringDyld)(bool unloading,unsigned imageCount,
- const struct mach_header* loadAddresses[],
- const char* imagePaths[])) {
-#if !TARGET_OS_DRIVERKIT
- setNotifyMonitoringDyld(notifyMonitoringDyld);
-#endif
-}
-
-static void entry_setInitialImageList(const closure::LaunchClosure* closure,
- const DyldSharedCache* dyldCacheLoadAddress, const char* dyldCachePath,
- const Array<LoadedImage>& initialImages, LoadedImage& libSystem,
- mach_port_t mach_task_self)
-{
- gAllImages.init(closure, dyldCacheLoadAddress, dyldCachePath, initialImages);
- gAllImages.applyInterposingToDyldCache(closure, mach_task_self);
-
- // run initializer for libSytem.B.dylib
- // this calls back into _dyld_initializer which calls gAllIimages.addImages()
- gAllImages.runLibSystemInitializer(libSystem);
-
- // now that malloc is available, parse DYLD_ env vars
- closure::gPathOverrides.setEnvVars((const char**)environ, gAllImages.mainExecutable(), gAllImages.mainExecutableImage()->path());
-}
-
-static void entry_runInitialzersBottomUp(const mach_header* mainExecutableImageLoadAddress)
-{
- gAllImages.runStartupInitialzers();
-#if !TARGET_OS_DRIVERKIT
- gAllImages.notifyMonitorMain();
-#endif
-}
-
-static void entry_setChildForkFunction(void (*func)() )
-{
- sChildForkFunction = func;
-}
-
-static void entry_setRestrictions(bool allowAtPaths, bool allowEnvPaths, bool allowFallbackPaths)
-{
- gAllImages.setRestrictions(allowAtPaths, allowEnvPaths);
- closure::gPathOverrides.setFallbackPathHandling(allowFallbackPaths ?
- dyld3::closure::PathOverrides::FallbackPathMode::classic :
- dyld3::closure::PathOverrides::FallbackPathMode::restricted);
-}
-
-static void entry_setHasCacheOverrides(bool someCacheImageOverriden)
-{
- gAllImages.setHasCacheOverrides(someCacheImageOverriden);
-}
-
-
-static void entry_setProgramVars(ProgramVars* progVars)
-{
- // this entry only called when running crt1.o based old macOS programs
- gAllImages.setProgramVars((AllImages::ProgramVars*)progVars, false, false);
-}
-
-static void entry_setLaunchMode(uint32_t flags)
-{
- gAllImages.setLaunchMode(flags);
-}
-
-static MainFunc entry_getDriverkitMain(void)
-{
- return gAllImages.getDriverkitMain();
-}
-
-
-static_assert((closure::kFormatVersion & LibDyldEntryVector::kBinaryFormatVersionMask) == closure::kFormatVersion, "binary format version overflow");
-
-const LibDyldEntryVector entryVectorForDyld = {
- LibDyldEntryVector::kCurrentVectorVersion,
- closure::kFormatVersion,
- &entry_setVars,
- &entry_setHaltFunction,
- &entry_setOldAllImageInfo,
- &entry_setInitialImageList,
- &entry_runInitialzersBottomUp,
- (__typeof(LibDyldEntryVector::startFunc))address_of_start,
- &entry_setChildForkFunction,
- &entry_setLogFunction,
- &entry_setRestrictions,
- &entry_setNotifyMonitoringDyldMain,
- &entry_setNotifyMonitoringDyld,
- &entry_setHasCacheOverrides,
- &entry_setProgramVars,
- &entry_setLaunchMode,
- &entry_getDriverkitMain,
-};
-
-VIS_HIDDEN void _dyld_atfork_prepare()
-{
- gAllImages.takeLockBeforeFork();
-}
-
-VIS_HIDDEN void _dyld_atfork_parent()
-{
- gAllImages.releaseLockInForkParent();
-}
-
-VIS_HIDDEN void _dyld_fork_child()
-{
- // Note the child fork function updates the data structures inside dyld
- (*sChildForkFunction)();
-
- // And we then need to update the structures for dyld3 in libdyld
- gAllImages.resetLockInForkChild();
-}
-
-
-} // namespace dyld3
-